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Provide a correct Python 3 solution for this coding contest problem. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003
instruction
0
100,114
5
200,228
"Correct Solution: ``` import sys input = sys.stdin.readline X = int(input()) Num = X while any(Num%i==0 for i in range(2,Num)): Num += 1 print(Num) ```
output
1
100,114
5
200,229
Provide a correct Python 3 solution for this coding contest problem. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003
instruction
0
100,115
5
200,230
"Correct Solution: ``` x = int(input())-1 a=0 while a == 0: a=1 x+=1 for i in range(2, x): if x % i ==0: a=0 break print(x) ```
output
1
100,115
5
200,231
Provide a correct Python 3 solution for this coding contest problem. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003
instruction
0
100,116
5
200,232
"Correct Solution: ``` x = int(input()) while True: for i in range(2,int(x**0.5)+1): if x%i==0: x += 1 break else: print(x) break ```
output
1
100,116
5
200,233
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` X = int(input().strip()) res = X while True: for i in range(2, res): if res % i == 0: break else: break res += 1 print(res) ```
instruction
0
100,117
5
200,234
Yes
output
1
100,117
5
200,235
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` X=int(input()) b=X**0.5 while any(X%i==0 for i in range(2,int(b)+1)): X+=1 else: print(X) ```
instruction
0
100,118
5
200,236
Yes
output
1
100,118
5
200,237
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` X = int(input()) p = X while True: for j in range(2, int(p ** 0.5) + 1): if p % j == 0: break else: break p += 1 print(p) ```
instruction
0
100,119
5
200,238
Yes
output
1
100,119
5
200,239
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` X=int(input()) for i in range(X,X*2): ok=0 for j in range(2,i): if i%j == 0: ok += 1 if ok == 0: print(i) break ```
instruction
0
100,120
5
200,240
Yes
output
1
100,120
5
200,241
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` n=int(input()) prime=0 tmp = n while prime == 0: flag=True for i in range(2,int(n**0.5)+1): flag=False break if frag: prime=tmp tmp+=1 print(prime) ```
instruction
0
100,121
5
200,242
No
output
1
100,121
5
200,243
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` def primelist(n): is_prime = [True] * (n + 1) is_prime[0] = False is_prime[1] = False for i in range(2, int(n**0.5) + 1): if not is_prime[i]: continue for j in range(i * 2, n + 1, i): is_prime[j] = False return [i for i in range(n + 1) if is_prime[i]] x = int(input()) list = primelist(x*10) print(min([i for i in list if i>x]) ```
instruction
0
100,122
5
200,244
No
output
1
100,122
5
200,245
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` import sys import math import itertools rl = sys.stdin.readline x = int(rl()) while True: if x % 2: for i in range(3, 7//2, 2): if x % i == 0 break else: print(x) break x += 1 ```
instruction
0
100,123
5
200,246
No
output
1
100,123
5
200,247
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Find the minimum prime number greater than or equal to X. Constraints * 2 \le X \le 10^5 * All values in input are integers. Input Input is given from Standard Input in the following format: X Output Print the minimum prime number greater than or equal to X. Examples Input 20 Output 23 Input 2 Output 2 Input 99992 Output 100003 Submitted Solution: ``` import math X=int(input()) if X==2: print(2) else: n=1 while n==1: for j in range(2,int(math.sqrt(X))+1): if j==int(math.sqrt(X)) and X%j!=0: n=0 print(X) elif X%j==0: X+=1 exit() ```
instruction
0
100,124
5
200,248
No
output
1
100,124
5
200,249
Provide a correct Python 3 solution for this coding contest problem. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5
instruction
0
100,126
5
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"Correct Solution: ``` N, K = map(int, input().split()) A = list(map(int, input().split())) Asum = sum(A) div = set() for i in range(1, int(Asum ** 0.5 + 0.5) + 1): if Asum % i == 0: div.add(i) div.add(Asum//i) ans = 1 for d in div: R = [a % d for a in A] R.sort() r = sum(R) // d l = N - r need = sum(R[:l]) if need <= K: ans = max(ans, d) print(ans) ```
output
1
100,126
5
200,253
Provide a correct Python 3 solution for this coding contest problem. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5
instruction
0
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5
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"Correct Solution: ``` n,k,*a=map(int,open(0).read().split()) s=sum(a) b=[] for i in range(1,int(s**.5)+1):b+=[s//i,i]*(s%i<1) m=1 for i in b:c=sorted(j%i for j in a);m=max(m,i*(sum(c[:-sum(c)//i])<=k)) print(m) ```
output
1
100,127
5
200,255
Provide a correct Python 3 solution for this coding contest problem. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5
instruction
0
100,128
5
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"Correct Solution: ``` n,k=map(int,input().split()) a=list(map(int,input().split())) m=sum(a) cd=set(()) for i in range(1,int(m**0.5)+2): if m%i==0: cd.add(i) cd.add(m//i) cd=list(cd) cd.sort(reverse=True) def func(x): r=[ai%x for ai in a] r.sort() tmp=0 sr=[0] for ri in r: tmp+=ri sr.append(tmp) for i in range(n+1): tmp0=sr[i] tmp1=(n-i)*x-(sr[-1]-sr[i]) if tmp0==tmp1 and tmp0<=k: return True return False for x in cd: if x==1: print(1) exit() if func(x): print(x) exit() ```
output
1
100,128
5
200,257
Provide a correct Python 3 solution for this coding contest problem. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5
instruction
0
100,131
5
200,262
"Correct Solution: ``` n,k = list(map(int,input().split())) a = list(map(int,input().split())) candidate=set() result=0 x=1 while x**2<=(sum(a)+1): if sum(a)%x==0: candidate.add(x) candidate.add(int(sum(a)/x)) x+=1 # print(candidate) for i in candidate: b=[0]*len(a) for j in range(len(a)): b[j]=int(a[j]%i) b.sort() if sum(b[:int(len(b)-sum(b)/i)])<=k: result=max(result,i) # need=0 # need+=sum(b)/i # if need<=k: print(result) ```
output
1
100,131
5
200,263
Provide a correct Python 3 solution for this coding contest problem. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5
instruction
0
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5
200,264
"Correct Solution: ``` n,k = map(int, input().split()) a = list(map(int, input().split())) t = sum(a) r = set() r.add(t) for i in range(2,int(t**0.5)+2): if t%i == 0: r.add(i) r.add(t//i) ans = 1 for i in r: f = [x%i for x in a] f.sort() if sum(f[:-sum(f)//i]) <= k: ans = max(ans,i) print(ans) ```
output
1
100,132
5
200,265
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5 Submitted Solution: ``` N, K = map(int, input().split()) A = list(map(int, input().split())) divs = [] maxA = sum(A) for i in range(1, int(maxA ** 0.5) + 1): if maxA % i == 0: divs.append(i) divs.append(maxA // i) divs.sort(reverse=True) for d in divs: rest = [a % d for a in A] rest.sort(reverse=True) restSum = sum(rest) // d cnt = 0 for i in range(restSum): cnt += d - rest[i] if cnt <= K: print(d) exit() ```
instruction
0
100,135
5
200,270
Yes
output
1
100,135
5
200,271
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5 Submitted Solution: ``` n,k=map(int,input().split()) a=list(map(int,input().split())) a_sum=sum(a) def devisor(x): lst=[] i=1 y=x while i**2<=y: if x%i==0: lst.append(i) if i!=x//i: lst.append(x//i) i+=1 lst.sort() return lst re=devisor(a_sum) re.sort(reverse=True) for u in re: w=[] for v in a: w.append(v%u) w.sort() b=sum(w) count=0 for i in range(b//u): w[-i-1]-=u for i in w: if i>=0: count+=i else: break if count<=k: print(u) break ```
instruction
0
100,136
5
200,272
Yes
output
1
100,136
5
200,273
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a sequence of N integers: A_1, A_2, \cdots, A_N. You can perform the following operation between 0 and K times (inclusive): * Choose two integers i and j such that i \neq j, each between 1 and N (inclusive). Add 1 to A_i and -1 to A_j, possibly producing a negative element. Compute the maximum possible positive integer that divides every element of A after the operations. Here a positive integer x divides an integer y if and only if there exists an integer z such that y = xz. Constraints * 2 \leq N \leq 500 * 1 \leq A_i \leq 10^6 * 0 \leq K \leq 10^9 * All values in input are integers. Input Input is given from Standard Input in the following format: N K A_1 A_2 \cdots A_{N-1} A_{N} Output Print the maximum possible positive integer that divides every element of A after the operations. Examples Input 2 3 8 20 Output 7 Input 2 10 3 5 Output 8 Input 4 5 10 1 2 22 Output 7 Input 8 7 1 7 5 6 8 2 6 5 Output 5 Submitted Solution: ``` n, k = map(int, input().split()) a = list(map(int, input().split())) s = sum(a) d = [] for i in range(1, s): if s % i == 0: d.append(i) if s <= i * i: break if s % i == 0: d.append(s // i) d = list(reversed(sorted(d))) for di in d: b = [] for ai in a: b.append(ai % di) b = list(sorted(b)) cnt = 0 il = 0 ir = n - 1 while il < ir: if b[il] + b[ir] == di: cnt += b[il] b[il] = 0 b[ir] = di il += 1 ir -= 1 elif b[il] < di - b[ir]: cnt += b[il] b[il] = 0 b[ir] += b[il] il += 1 else: cnt += di - b[ir] b[ir] = di b[il] -= di - b[ir] ir -= 1 if cnt <= k: print(di) break ```
instruction
0
100,138
5
200,276
No
output
1
100,138
5
200,277
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,193
5
200,386
"Correct Solution: ``` import sys def solve(): a = int(input()) b = int(input()) if a == b: print(1) return t = a ^ b N = bitlen(t) a = a & (2**N - 1) b = b & (2**N - 1) blen = bitlen(b) sb = b & (2**(blen - 1) - 1) sblen = bitlen(sb) s = 2**sblen - 1 ymax = b | s T = 2**(N - 1) ans = T - a if ymax < T + a: ans += ymax + 1 - a else: ans += T print(ans) def bitlen(x): return 1 + bitlen(x >> 1) if x else 0 if __name__ == '__main__': solve() ```
output
1
100,193
5
200,387
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,194
5
200,388
"Correct Solution: ``` import sys readline = sys.stdin.readline def calc(A, B): if A == B: return 1 for i in range(61, -1, -1): if A&(1<<i) and B&(1<<i): A ^= 1<<i B ^= 1<<i if not A&(1<<i) and B&(1<<i): break Bd = B ^ (1<<(B.bit_length())-1) BM = ((1<<Bd.bit_length())-1) B = B | BM C = (1<<(B.bit_length())-1) res = (B-A+1) + (C-max(BM+1, A)) return res A = int(readline()) B = int(readline()) print(calc(A, B)) ```
output
1
100,194
5
200,389
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,195
5
200,390
"Correct Solution: ``` import math A = int(input()) B = int(input()) if B < A: A,B = B,A if A == B: print(1) else: t = int(math.floor(math.log2(B))) while (A & 2**t) == (B & 2**t): if A & 2**t: A -= 2**t B -= 2**t t-=1 ans = 2**t - A # [A,2^t-1] r = t-1 while 2**t + 2**r > B and r>=0: r-=1 # [2^t,2^t+2^{r+1}-1] \cup [2^t+A,2^{t+1}-1] C = 2**(r+1) if C < A: ans += C + 2**t - A else: ans += 2**t print(ans) ```
output
1
100,195
5
200,391
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,196
5
200,392
"Correct Solution: ``` import sys def solve(): a = int(input()) b = int(input()) if a == b: print(1) return t = a ^ b N = len(bin(t)) - 2 t = 1 << N a = a & (t - 1) b = b & (t - 1) blen = len(bin(b)) - 2 sb = b & (2**(blen - 1) - 1) if sb == 0: sblen = 0 else: sblen = len(bin(sb)) - 2 s = (1<<sblen) - 1 ymax = b | s T = 1<<(N - 1) ans = T - a if ymax < T + a: ans += ymax - T + 1 + T - a else: ans += T print(ans) if __name__ == '__main__': solve() ```
output
1
100,196
5
200,393
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,197
5
200,394
"Correct Solution: ``` a=int(input()) b=int(input()) if a==b: print(1) exit() abin=bin(a)[2:] bbin=bin(b)[2:] la=len(abin) lb=len(bbin) if la==lb: while abin[0]==bbin[0]: abin=abin[1:] bbin=bbin[1:] while len(abin)>1 and abin[0]=="0": abin=abin[1:] cbin=bbin[1:] while cbin and cbin[0]=="0": cbin=cbin[1:] c=2**(len(cbin))-1 a=int(abin,2) b=int(bbin,2) lb=len(bbin) lbnd=2**(lb-1)+c hbnd=2**(lb-1)+a if lbnd>=hbnd: print(2**lb-a) else: print(2**(lb-1)-a+lbnd-a+1) ```
output
1
100,197
5
200,395
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,198
5
200,396
"Correct Solution: ``` # D res = 0 A = int(input()) B = int(input()) def pow2_floor_log2(x): res = 1 while res*2 <= x: res *= 2 return res if A == B: res += 1 while A < B: # find log2A and log2B C = pow2_floor_log2(B) if A < C: # A to C res += C - A if B > C: B_ = C + pow2_floor_log2(B - C)*2 - 1 else: B_ = C if C + A <= B_: res += C break else: res += (C - A) + (B_ - C + 1) break else: A -= C B -= C print(res) ```
output
1
100,198
5
200,397
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,199
5
200,398
"Correct Solution: ``` def solve(a, b): if a == b: return 1 f = 1 << 60 r = 0 while f: if r == 0 and b & f and a & f == 0: r = f elif r > 0 and b & f: k = f << 1 break f >>= 1 else: k = 1 a &= r - 1 if k > a: return (r << 1) - a return 2 * (r - a) + k a = int(input()) b = int(input()) print(solve(a, b)) ```
output
1
100,199
5
200,399
Provide a correct Python 3 solution for this coding contest problem. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410
instruction
0
100,200
5
200,400
"Correct Solution: ``` import sys readline = sys.stdin.readline readlines = sys.stdin.readlines from functools import lru_cache A = int(readline()) B = int(readline()) @lru_cache(None) def can_make(A,B): # [A,B] の元のorで、{B} 以外の方法でBを作れるかどうか。たいていTrue if A == B: return False if B%2 == 0: return can_make((A+1)//2,B//2) # Bが奇数なら、{B-1,B}が満たす return True @lru_cache(None) def F(A,B): if A==B: return 1 # 偶数の作り方 ev = F((A+1)//2,B//2) # 奇数の作り方 if A%2==0: A += 1 if B%2 == 1: od = F(A//2,B//2) else: # 上位の桁では基本的にはA//2~B//2が使える。 # ただし、{B} 以外でないといけない od = F(A//2,B//2) if not can_make(A//2,B//2): od -= 1 return ev + od answer = F(A,B) print(answer) ```
output
1
100,200
5
200,401
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` a,b=int(input()),int(input()) if a==b: print(1) else: r=60 while (a&(1<<r))==(b&(1<<r)): r-=1 t=(1<<(r+1)) a&=t-1 b&=t-1 k=r-1 while k>=0 and (b&(1<<k))==0: k-=1 ans=t-a if a>(1<<(k+1)): ans-=a-(1<<(k+1)) print(ans) ```
instruction
0
100,201
5
200,402
Yes
output
1
100,201
5
200,403
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` a = int(input()) b = int(input()) if a == b: print(1) exit() # 二進数xの長さを求める時、len(bin(x)) - 2 では、xが0のとき1を返してしまい、バグる原因になる # よって、二進数の長さを計算する関数を用意しておく def bitlen(x): return 1 + bitlen(x >> 1) if x else 0 t = a ^ b n = bitlen(t) T = 1 << (n - 1) a = a & (T * 2 - 1) b = b & (T * 2 - 1) sb = b & (T - 1) b_max = (2 ** bitlen(sb) - 1) | T if (T + a) > b_max: print((b_max - a + 1) + (2 * T - 1 - (T + a) + 1)) else: print(2 * T - 1 - a + 1) ```
instruction
0
100,202
5
200,404
Yes
output
1
100,202
5
200,405
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` a=int(input()) b=int(input()) if a==b: print(1) exit() abin=bin(a)[2:] bbin=bin(b)[2:] la=len(abin) lb=len(bbin) if la==lb: while abin[0]==bbin[0]: abin=abin[1:] bbin=bbin[1:] while len(abin)>1 and abin[0]=="0": abin=abin[1:] cbin=bbin[1:] while len(cbin)>1 and cbin[0]=="0": cbin=cbin[1:] c=2**(len(cbin))-1 a=int(abin,2) b=int(bbin,2) lb=len(bbin) lbnd=2**(lb-1)+c hbnd=2**(lb-1)+a if lbnd>=hbnd: print(2**lb-a) else: print(2**(lb-1)-a+lbnd-a+1) ```
instruction
0
100,203
5
200,406
No
output
1
100,203
5
200,407
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` # D import math res = 0 A = int(input()) B = int(input()) while True: # find log2A and log2B C = 2**math.floor(math.log2(B)) if A < C: # A to C res += C - A if B > C: B_ = C + 2**math.floor(math.log2(B - C) + 1) - 1 if C + A <= B_: res += C break else: res += (C - A) + (B_ - C + 1) break else: A -= C B -= C print(res) ```
instruction
0
100,204
5
200,408
No
output
1
100,204
5
200,409
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` A=int(input()) B=int(input()) S=[] times=len(format(A^B,"b")) for i in range(A,B+1): S+=[i] D=S[:] #Dは基礎集合 SET=set(S) #for t in range(times): for i in range(len(S)): for j in range(len(D)): SET.add(S[i]|D[j]) print(len(SET)) ```
instruction
0
100,205
5
200,410
No
output
1
100,205
5
200,411
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Nukes has an integer that can be represented as the bitwise OR of one or more integers between A and B (inclusive). How many possible candidates of the value of Nukes's integer there are? Constraints * 1 ≤ A ≤ B < 2^{60} * A and B are integers. Input The input is given from Standard Input in the following format: A B Output Print the number of possible candidates of the value of Nukes's integer. Examples Input 7 9 Output 4 Input 65 98 Output 63 Input 271828182845904523 314159265358979323 Output 68833183630578410 Submitted Solution: ``` import math as mt def diff(bita,bitb,x): if 2 ** (length - x) < b: print((2 ** dega - b) + 2 ** (length - x) + 2 ** dega - b) else: print(2 ** (dega + 1) - b) a = int(input()) b = int(input()) if b > a: a,b = b,a dega = int(mt.log(a, 2)) degb = int(mt.log(b, 2)) if a==b: print(1) exit() if dega != degb: bita = "{0:b}".format(a) bitb = "{0:b}".format(b) length = len(bita) for x in range(1, length + 1): if x == length: break if bita[x] == '1': break diff(bita, bitb, x) else: bita = "{0:b}".format(a) bitb = "{0:b}".format(b) length = len(bita) for x in range(1, length + 1): if x == length: break if bita[x] == '1' and bitb[x] == '0': break print(2 ** dega + 2 ** (length - x) - b) ```
instruction
0
100,206
5
200,412
No
output
1
100,206
5
200,413
Provide a correct Python 3 solution for this coding contest problem. Example Input 2 2 2 0 0 0 5 Output 1 3 3 1 0
instruction
0
100,287
5
200,574
"Correct Solution: ``` import sys readline = sys.stdin.readline write = sys.stdout.write def solve(): X, Y, Z, A, B, C, N = map(int, readline().split()) S = [0]*max(2*(X+Y+Z+1), 2*N+2) for k in range(N): S[k] = k*(k+1)//2 for k in range(N, X+Y+Z+1): S[k] = k*(k+1)//2 + S[k-N] def calc(k, x, y, z): return S[k] - S[k-x] - S[k-y] - S[k-z] + S[k-(x+y)] + S[k-(y+z)] + S[k-(z+x)] - S[k-(x+y+z)] ans = [0]*N for b in range(N): k = (X+Y+Z - b - 1) // N * N + b ans[b] = ( calc(k+1, X-A, Y-B, Z-C) + calc(k, A, Y-B, Z-C) + calc(k, X-A, B, Z-C) + calc(k, X-A, Y-B, C) + calc(k-1, A, B, Z-C) + calc(k-1, X-A, B, C) + calc(k-1, A, Y-B, C) + calc(k-2, A, B, C) ) write(" ".join(map(str, ans))) write("\n") solve() ```
output
1
100,287
5
200,575
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,303
5
200,606
"Correct Solution: ``` import sys readline = sys.stdin.readline write = sys.stdout.write n, q = map(int, input().split()) INF = 2**31-1 LV = (n-1).bit_length() N0 = 2**LV data = [INF]*(2*N0) lazy = [None]*(2*N0) def gindex(l, r): L = (l + N0) >> 1; R = (r + N0) >> 1 lc = 0 if l & 1 else (L & -L).bit_length() rc = 0 if r & 1 else (R & -R).bit_length() for i in range(LV): if rc <= i: yield R if L < R and lc <= i: yield L L >>= 1; R >>= 1 def propagates(*ids): for i in reversed(ids): v = lazy[i-1] if v is None: continue lazy[2*i-1] = data[2*i-1] = lazy[2*i] = data[2*i] = v lazy[i-1] = None def update(l, r, x): *ids, = gindex(l, r) propagates(*ids) L = N0 + l; R = N0 + r while L < R: if R & 1: R -= 1 lazy[R-1] = data[R-1] = x if L & 1: lazy[L-1] = data[L-1] = x L += 1 L >>= 1; R >>= 1 for i in ids: data[i-1] = min(data[2*i-1], data[2*i]) def query(l, r): propagates(*gindex(l, r)) L = N0 + l; R = N0 + r s = INF while L < R: if R & 1: R -= 1 s = min(s, data[R-1]) if L & 1: s = min(s, data[L-1]) L += 1 L >>= 1; R >>= 1 return s ans = [] for i in range(q): t, *cmd = map(int, readline().split()) if t: s, t = cmd ans.append(str(query(s, t+1))) else: s, t, x = cmd update(s, t+1, x) write("\n".join(ans)) write("\n") ```
output
1
100,303
5
200,607
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,304
5
200,608
"Correct Solution: ``` import math class SegmentTree: __slots__ = ["rank", "elem_size", "tree_size", "tree", "lazy", "default_value"] def __init__(self, a: list, default: int): self.default_value = default real_size = len(a) self.rank = math.ceil(math.log2(real_size)) self.elem_size = 1 << self.rank self.tree_size = 2 * self.elem_size self.tree = [default]*self.elem_size + a + [default]*(self.elem_size - real_size) self.lazy = [None]*self.tree_size # self.init_tree() def init_tree(self): tree = self.tree for i in range(self.elem_size-1, 0, -1): left, right = tree[i << 1], tree[(i << 1)+1] # ===== change me ===== tree[i] = left if left < right else right def process_query(self, l: int, r: int, value: int = None): '''[x, y)''' tree, lazy, elem_size, rank = self.tree, self.lazy, self.elem_size, self.rank-1 l, r, targets, p_l, p_r, l_rank, r_rank = l+elem_size, r+elem_size, [], 0, 0, 0, 0 t_ap = targets.append while l < r: if l & 1: t_ap(l) p_l = p_l or l >> 1 l_rank = l_rank or rank l += 1 if r & 1: r -= 1 t_ap(r) p_r = p_r or r >> 1 r_rank = r_rank or rank l >>= 1 r >>= 1 rank -= 1 deepest = (p_l, p_r) paths = [[p_l >> n for n in range(l_rank-1, -1, -1)], [p_r >> n for n in range(r_rank-1, -1, -1)]] for a in paths: for i in a: if lazy[i] is None: continue # ===== change me ===== tree[i] = lazy[i] if i < elem_size: lazy[i << 1] = lazy[i] lazy[(i << 1)+1] = lazy[i] lazy[i] = None result = self.default_value for i in targets: v = value if value is not None else lazy[i] # ===== change me ===== if v is not None: if i < elem_size: lazy[i << 1] = v lazy[(i << 1)+1] = v tree[i] = v lazy[i] = None if result > tree[i]: result = tree[i] self.update_tree(deepest) return result def update_tree(self, indexes: tuple): ''' ????????????lazy?????¨????????¬????????§???????????¨???????????¨???????????? ''' tree, lazy = self.tree, self.lazy for k in indexes: while k > 0: left, right = k << 1, (k << 1)+1 # ===== change me ===== l_value = tree[left] if lazy[left] is None else lazy[left] r_value = tree[right] if lazy[right] is None else lazy[right] tree[k] = l_value if l_value < r_value else r_value k >>= 1 n, q = map(int, input().split()) rmq = SegmentTree([2**31-1]*n, 2**31-1) ans = [] append = ans.append for _ in [0]*q: l = list(map(int, input().split())) if l[0] == 0: rmq.process_query(l[1], l[2]+1, l[3]) else: a = rmq.process_query(l[1], l[2]+1) append(a) print("\n".join([str(n) for n in ans])) ```
output
1
100,304
5
200,609
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,305
5
200,610
"Correct Solution: ``` import sys readline = sys.stdin.readline write = sys.stdout.write N, Q = map(int, input().split()) INF = 2**31-1 LV = (N-1).bit_length() N0 = 2**LV data = [INF]*(2*N0) lazy = [None]*(2*N0) def gindex(l, r): L = l + N0; R = r + N0 lm = (L // (L & -L)) >> 1 rm = (R // (R & -R)) >> 1 while L < R: if R <= rm: yield R if L <= lm: yield L L >>= 1; R >>= 1 while L: yield L L >>= 1 def propagates(*ids): for i in reversed(ids): v = lazy[i-1] if v is None: continue lazy[2*i-1] = data[2*i-1] = lazy[2*i] = data[2*i] = v lazy[i-1] = None def update(l, r, x): *ids, = gindex(l, r) propagates(*ids) L = N0 + l; R = N0 + r while L < R: if R & 1: R -= 1 lazy[R-1] = data[R-1] = x if L & 1: lazy[L-1] = data[L-1] = x L += 1 L >>= 1; R >>= 1 for i in ids: data[i-1] = min(data[2*i-1], data[2*i]) def query(l, r): propagates(*gindex(l, r)) L = N0 + l; R = N0 + r s = INF while L < R: if R & 1: R -= 1 s = min(s, data[R-1]) if L & 1: s = min(s, data[L-1]) L += 1 L >>= 1; R >>= 1 return s ans = [] for q in range(Q): t, *cmd = map(int, readline().split()) if t: s, t = cmd ans.append(str(query(s, t+1))) else: s, t, x = cmd update(s, t+1, x) write("\n".join(ans)) write("\n") ```
output
1
100,305
5
200,611
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,306
5
200,612
"Correct Solution: ``` import sys input=sys.stdin.readline def gindex(l,r): L,R=l+N0,r+N0 lm=L//(L&-L)>>1 rm=R//(R&-R)>>1 while L<R: if R<=rm: yield R if L<=lm: yield L L>>=1 R>>=1 while L: yield L L>>=1 def propagates(*ids): for i in reversed(ids): v=lazy[i-1] if v==None: continue lazy[2*i-1]=v lazy[2*i]=v data[2*i-1]=v data[2*i]=v lazy[i-1]=None def update(l,r,x):#1-index [s,t) L,R=N0+l,N0+r *ids,=gindex(l,r) propagates(*ids) while L<R:#上から if R&1: R-=1 lazy[R-1]=x data[R-1]=x if L&1: lazy[L-1]=x data[L-1]=x L+=1 L>>=1 R>>=1 for i in ids:#下から data[i-1]=min(data[2*i-1],data[2*i]) def query(l,r): propagates(*gindex(l,r)) L,R=N0+l,N0+r s=INF while L<R: if R&1: R-=1 s=min(s,data[R-1]) if L&1: s=min(s,data[L-1]) L+=1 L>>=1 R>>=1 return s n,q=map(int,input().split()) LV=n.bit_length() N0=2**LV INF=2**40 data=[2**31-1]*2*N0 lazy=[None]*2*N0 for i in range(q): l=list(map(int,input().split())) if l[0]==0: s,t,x=l[1:] update(s,t+1,x) else: s,t=l[1:] print(query(s,t+1)) ```
output
1
100,306
5
200,613
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,307
5
200,614
"Correct Solution: ``` import math from collections import deque class SegmentTree: __slots__ = ["rank", "elem_size", "tree_size", "tree", "lazy", "default_value"] def __init__(self, a: list, default: int): self.default_value = default real_size = len(a) self.rank = math.ceil(math.log2(real_size)) self.elem_size = 1 << self.rank self.tree_size = 2 * self.elem_size self.tree = [default]*self.elem_size + a + [default]*(self.elem_size - real_size) self.lazy = [None]*self.tree_size self.init_tree() def init_tree(self): tree = self.tree for i in range(self.elem_size-1, 0, -1): left, right = tree[i << 1], tree[(i << 1)+1] # ===== change me ===== tree[i] = left if left < right else right def propagate(self, l: int, r: int, value: int = None): '''[x, y)''' tree, lazy, elem_size, rank = self.tree, self.lazy, self.elem_size, self.rank-1 l, r, targets, p_l, p_r, l_rank, r_rank = l+elem_size, r+elem_size, deque(), 0, 0, 0, 0 t_ap = targets.append while l < r: if l & 1: t_ap(l) p_l = p_l or l >> 1 l_rank = l_rank or rank l += 1 if r & 1: r -= 1 t_ap(r) p_r = p_r or r >> 1 r_rank = r_rank or rank l >>= 1 r >>= 1 rank -= 1 deepest = (p_l, p_r) paths = [[p_l >> n for n in range(l_rank-1, -1, -1)], [p_r >> n for n in range(r_rank-1, -1, -1)]] for a in paths: for i in a: if lazy[i] is None: continue # ===== change me ===== tree[i] = lazy[i] if i < elem_size: lazy[i << 1] = lazy[i] lazy[(i << 1)+1] = lazy[i] lazy[i] = None result = self.default_value if value is None: for i in targets: if lazy[i] is not None: tree[i] = lazy[i] if i < elem_size: lazy[i << 1] = lazy[i] lazy[(i << 1)+1] = lazy[i] lazy[i] = None # ===== change me ===== if result > tree[i]: result = tree[i] else: for i in targets: # ===== change me ===== if i < elem_size: lazy[i << 1] = value lazy[(i << 1)+1] = value tree[i] = value lazy[i] = None self.update_tree(deepest) return result def update_lazy(self, l, r, value): self.propagate(l, r, value) def get_value(self, l: int, r: int): tree = self.tree targets = self.propagate(l, r) # ===== change me ===== return min(tree[n] for n in targets) def update_tree(self, indexes: tuple): ''' ????????????lazy?????¨????????¬????????§???????????¨???????????¨???????????? ''' tree, lazy = self.tree, self.lazy for k in indexes: while k > 0: left, right = k << 1, (k << 1)+1 # ===== change me ===== l_value = tree[left] if lazy[left] is None else lazy[left] r_value = tree[right] if lazy[right] is None else lazy[right] tree[k] = l_value if l_value < r_value else r_value k >>= 1 n, q = map(int, input().split()) rmq = SegmentTree([2**31-1]*n, 2**31-1) ans = [] append = ans.append for _ in [0]*q: l = list(map(int, input().split())) if l[0] == 0: rmq.propagate(l[1], l[2]+1, l[3]) else: a = rmq.propagate(l[1], l[2]+1) append(a) print("\n".join([str(n) for n in ans])) ```
output
1
100,307
5
200,615
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,308
5
200,616
"Correct Solution: ``` import sys readline = sys.stdin.readline write = sys.stdout.write N, Q = map(int, input().split()) INF = 2**31-1 LV = (N-1).bit_length() N0 = 2**LV data = [INF]*(2*N0) lazy = [None]*(2*N0) def gindex(l, r): L = (l + N0) >> 1; R = (r + N0) >> 1 lc = 0 if l & 1 else (L & -L).bit_length() rc = 0 if r & 1 else (R & -R).bit_length() for i in range(LV): if rc <= i: yield R if L < R and lc <= i: yield L L >>= 1; R >>= 1 def propagates(*ids): for i in reversed(ids): v = lazy[i-1] if v is None: continue lazy[2*i-1] = data[2*i-1] = lazy[2*i] = data[2*i] = v lazy[i-1] = None def update(l, r, x): *ids, = gindex(l, r) propagates(*ids) L = N0 + l; R = N0 + r while L < R: if R & 1: R -= 1 lazy[R-1] = data[R-1] = x if L & 1: lazy[L-1] = data[L-1] = x L += 1 L >>= 1; R >>= 1 for i in ids: data[i-1] = min(data[2*i-1], data[2*i]) def query(l, r): propagates(*gindex(l, r)) L = N0 + l; R = N0 + r s = INF while L < R: if R & 1: R -= 1 s = min(s, data[R-1]) if L & 1: s = min(s, data[L-1]) L += 1 L >>= 1; R >>= 1 return s answer = [] for q in range(Q): t, *cmd = map(int, readline().split()) if t: s, t = cmd answer.append(str(query(s, t+1))) else: s, t, x = cmd update(s, t+1, x) write("\n".join(answer)) write("\n") ```
output
1
100,308
5
200,617
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,309
5
200,618
"Correct Solution: ``` import sys input = sys.stdin.readline N,Q=map(int,input().split()) seg_el=1<<(N.bit_length()) # Segment treeの台の要素数 SEG=[(1<<31)-1]*(2*seg_el) # 1-indexedなので、要素数2*seg_el.Segment treeの初期値で初期化 LAZY=[None]*(2*seg_el) # 1-indexedなので、要素数2*seg_el.Segment treeの初期値で初期化 def indexes(L,R): INDLIST=[] R-=1 L>>=1 R>>=1 while L!=R: if L>R: INDLIST.append(L) L>>=1 else: INDLIST.append(R) R>>=1 while L!=0: INDLIST.append(L) L>>=1 return INDLIST def updates(l,r,x): # 区間[l,r)をxに更新 L=l+seg_el R=r+seg_el L//=(L & (-L)) R//=(R & (-R)) UPIND=indexes(L,R) for ind in UPIND[::-1]: if LAZY[ind]!=None: LAZY[ind<<1]=LAZY[1+(ind<<1)]=SEG[ind<<1]=SEG[1+(ind<<1)]=LAZY[ind] LAZY[ind]=None while L!=R: if L > R: SEG[L]=x LAZY[L]=x L+=1 L//=(L & (-L)) else: R-=1 SEG[R]=x LAZY[R]=x R//=(R & (-R)) for ind in UPIND: SEG[ind]=min(SEG[ind<<1],SEG[1+(ind<<1)]) def getvalues(l,r): # 区間[l,r)に関するminを調べる L=l+seg_el R=r+seg_el L//=(L & (-L)) R//=(R & (-R)) UPIND=indexes(L,R) for ind in UPIND[::-1]: if LAZY[ind]!=None: LAZY[ind<<1]=LAZY[1+(ind<<1)]=SEG[ind<<1]=SEG[1+(ind<<1)]=LAZY[ind] LAZY[ind]=None ANS=1<<31 while L!=R: if L > R: ANS=min(ANS , SEG[L]) L+=1 L//=(L & (-L)) else: R-=1 ANS=min(ANS , SEG[R]) R//=(R & (-R)) return ANS ANS=[] for _ in range(Q): query=list(map(int,input().split())) if query[0]==0: updates(query[1],query[2]+1,query[3]) else: ANS.append(getvalues(query[1],query[2]+1)) print("\n".join([str(ans) for ans in ANS])) ```
output
1
100,309
5
200,619
Provide a correct Python 3 solution for this coding contest problem. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5
instruction
0
100,310
5
200,620
"Correct Solution: ``` # -*- coding: utf-8 -*- import sys def input(): return sys.stdin.readline().strip() def list2d(a, b, c): return [[c] * b for i in range(a)] def list3d(a, b, c, d): return [[[d] * c for j in range(b)] for i in range(a)] def list4d(a, b, c, d, e): return [[[[e] * d for j in range(c)] for j in range(b)] for i in range(a)] def ceil(x, y=1): return int(-(-x // y)) def INT(): return int(input()) def MAP(): return map(int, input().split()) def LIST(N=None): return list(MAP()) if N is None else [INT() for i in range(N)] def Yes(): print('Yes') def No(): print('No') def YES(): print('YES') def NO(): print('NO') sys.setrecursionlimit(10 ** 9) INF = 2 ** 31 - 1 MOD = 10 ** 9 + 7 class SegTreeLazy: """ 遅延評価セグメント木 """ def __init__(self, N, func, intv): self.intv = intv self.func = func LV = (N-1).bit_length() self.N0 = 2**LV self.data = [intv]*(2*self.N0) self.lazy = [None]*(2*self.N0) # 伝搬される区間のインデックス(1-indexed)を全て列挙するgenerator def gindex(self, l, r): L = l + self.N0; R = r + self.N0 lm = (L // (L & -L)) >> 1 rm = (R // (R & -R)) >> 1 while L < R: if R <= rm: yield R if L <= lm: yield L L >>= 1; R >>= 1 while L: yield L L >>= 1 # 遅延評価の伝搬処理 def propagates(self, *ids): # 1-indexedで単調増加のインデックスリスト for i in reversed(ids): v = self.lazy[i-1] if v is None: continue self.lazy[2*i-1] = self.data[2*i-1] = self.lazy[2*i] = self.data[2*i] = v self.lazy[i-1] = None def update(self, l, r, x): """ 区間[l,r)の値をxに更新 """ *ids, = self.gindex(l, r) # 1. トップダウンにlazyの値を伝搬 self.propagates(*ids) # 2. 区間[l,r)のdata, lazyの値を更新 L = self.N0 + l; R = self.N0 + r while L < R: if R & 1: R -= 1 self.lazy[R-1] = self.data[R-1] = x if L & 1: self.lazy[L-1] = self.data[L-1] = x L += 1 L >>= 1; R >>= 1 # 3. 伝搬させた区間について、ボトムアップにdataの値を伝搬する for i in ids: self.data[i-1] = self.func(self.data[2*i-1], self.data[2*i]) def query(self, l, r): """ 区間[l,r)の最小値を取得 """ # 1. トップダウンにlazyの値を伝搬 self.propagates(*self.gindex(l, r)) L = self.N0 + l; R = self.N0 + r # 2. 区間[l, r)の最小値を求める s = self.intv while L < R: if R & 1: R -= 1 s = self.func(s, self.data[R-1]) if L & 1: s = self.func(s, self.data[L-1]) L += 1 L >>= 1; R >>= 1 return s N, Q = MAP() stl = SegTreeLazy(N+1, min, INF) ans = [] for i in range(Q): cmd, *arg = MAP() if cmd == 0: s, t, x = arg stl.update(s, t+1, x) else: s, t = arg ans.append(str(stl.query(s, t+1))) print('\n'.join(ans)) ```
output
1
100,310
5
200,621
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` import sys readline = sys.stdin.readline write = sys.stdout.write N, Q = map(int, input().split()) INF = 2**31-1 LV = (N-1).bit_length() N0 = 2**LV data = [INF]*(2*N0) lazy = [None]*(2*N0) def gindex(l, r): L = (l + N0) >> 1; R = (r + N0) >> 1 lc = 0 if l & 1 else (L & -L).bit_length() rc = 0 if r & 1 else (R & -R).bit_length() for i in range(LV): if rc <= i: yield R if L < R and lc <= i: yield L L >>= 1; R >>= 1 def propagates(*ids): for i in reversed(ids): v = lazy[i-1] if v is None: continue lazy[2*i-1] = data[2*i-1] = lazy[2*i] = data[2*i] = v lazy[i-1] = None def update(l, r, x): *ids, = gindex(l, r) propagates(*ids) L = N0 + l; R = N0 + r while L < R: if R & 1: R -= 1 lazy[R-1] = data[R-1] = x if L & 1: lazy[L-1] = data[L-1] = x L += 1 L >>= 1; R >>= 1 for i in ids: data[i-1] = min(data[2*i-1], data[2*i]) def query(l, r): propagates(*gindex(l, r)) L = N0 + l; R = N0 + r s = INF while L < R: if R & 1: R -= 1 s = min(s, data[R-1]) if L & 1: s = min(s, data[L-1]) L += 1 L >>= 1; R >>= 1 return s ans = [] for q in range(Q): t, *cmd = map(int, readline().split()) if t: s, t = cmd ans.append(str(query(s, t+1))) else: s, t, x = cmd update(s, t+1, x) write("\n".join(ans)) write("\n") ```
instruction
0
100,311
5
200,622
Yes
output
1
100,311
5
200,623
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` class LazySegTree: # Non Recursion, RmQ, RUQ def __init__(self, N): self.N = N self._N = 1<<((N-1).bit_length()) self.INF = (1<<31) - 1 self.node = [self.INF]*2*self._N self.lazy = [None]*2*self._N def build(self, lis): for i in range(self.N): self.node[i+self._N-1] = lis[i] for i in range(self._N-2,-1,-1): self.node[i] = self.node[i*2+1] + self.node[i*2+2] def _gindex(self, l, r): left = l + self._N; right = r + self._N lm = (left // (left & -left)) >> 1 rm = (right // (right & -right)) >> 1 while left < right: if right <= rm: yield right if left <= lm: yield left left >>= 1; right >>= 1 while left: yield left left >>= 1 def propagates(self, *ids): # ids: 1-indexded for i in reversed(ids): v = self.lazy[i-1] if v is None: continue self.lazy[2*i-1] = self.node[2*i-1] = v self.lazy[2*i] = self.node[2*i] = v self.lazy[i-1] = None return def update(self, l, r, x): # change all[left, right) to x *ids, = self._gindex(l, r) self.propagates(*ids) left = l + self._N; right = r + self._N while left < right: if left & 1: self.lazy[left-1] = self.node[left-1] = x left += 1 if right & 1: right -= 1 self.lazy[right-1] = self.node[right-1] = x left >>= 1; right >>= 1 for i in ids: self.node[i-1] = min(self.node[2*i-1], self.node[2*i]) def query(self, l, r): self.propagates(*self._gindex(l, r)) left = l + self._N; right = r + self._N ret = self.INF while left < right: if right & 1: right -= 1 ret = min(ret, self.node[right-1]) if left & 1: ret = min(ret, self.node[left-1]) left += 1 left >>= 1; right >>= 1 return ret nm = lambda: map(int, input().split()) n,q = nm() S = LazySegTree(n) for _ in range(q): v = list(nm()) if v[0]: # print(S.node) # print(S.lazy) print(S.query(v[1], v[2]+1)) else: S.update(v[1], v[2]+1, v[3]) ```
instruction
0
100,312
5
200,624
Yes
output
1
100,312
5
200,625
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` class LazyPropSegmentTree: def __init__(self, lst, op, apply, comp, e, identity): self.n = len(lst) self.depth = (self.n - 1).bit_length() self.N = 1 << self.depth self.op = op # binary operation of elements self.apply = apply # function to apply to an element self.comp = comp # composition of functions self.e = e # identity element w.r.t. op self.identity = identity # identity element w.r.t. comp self.v = self._build(lst) # self.v is set to be 1-indexed for simplicity self.lazy = [self.identity] * (2 * self.N) def __getitem__(self, i): return self.fold(i, i+1) def _build(self, lst): # construction of a tree # total 2 * self.N elements (tree[0] is not used) tree = [self.e] * (self.N) + lst + [self.e] * (self.N - self.n) for i in range(self.N - 1, 0, -1): tree[i] = self.op(tree[i << 1], tree[(i << 1)|1]) return tree def _indices(self, l, r): left = l + self.N; right = r + self.N left //= (left & (-left)); right //= (right & (-right)) left >>= 1; right >>= 1 while left != right: if left > right: yield left; left >>= 1 else: yield right; right >>= 1 while left > 0: yield left; left >>= 1 # propagate self.lazy and self.v in a top-down manner def _propagate_topdown(self, *indices): identity, v, lazy, apply, comp = self.identity, self.v, self.lazy, self.apply, self.comp for k in reversed(indices): x = lazy[k] if x == identity: continue lazy[k << 1] = comp(lazy[k << 1], x) lazy[(k << 1)|1] = comp(lazy[(k << 1)|1], x) v[k << 1] = apply(v[k << 1], x) v[(k << 1)|1] = apply(v[(k << 1)|1], x) lazy[k] = identity # propagated # propagate self.v in a bottom-up manner def _propagate_bottomup(self, indices): v, op = self.v, self.op for k in indices: v[k] = op(v[k << 1], v[(k << 1)|1]) # update for the query interval [l, r) with function x def update(self, l, r, x): *indices, = self._indices(l, r) self._propagate_topdown(*indices) N, v, lazy, apply, comp = self.N, self.v, self.lazy, self.apply, self.comp # update self.v and self.lazy for the query interval [l, r) left = l + N; right = r + N if left & 1: v[left] = apply(v[left], x); left += 1 if right & 1: right -= 1; v[right] = apply(v[right], x) left >>= 1; right >>= 1 while left < right: if left & 1: lazy[left] = comp(lazy[left], x) v[left] = apply(v[left], x) left += 1 if right & 1: right -= 1 lazy[right] = comp(lazy[right], x) v[right] = apply(v[right], x) left >>= 1; right >>= 1 self._propagate_bottomup(indices) # returns answer for the query interval [l, r) def fold(self, l, r): self._propagate_topdown(*self._indices(l, r)) e, N, v, op = self.e, self.N, self.v, self.op # calculate the answer for the query interval [l, r) left = l + N; right = r + N L = R = e while left < right: if left & 1: # self.v[left] is the right child L = op(L, v[left]) left += 1 if right & 1: # self.v[right-1] is the left child right -= 1 R = op(v[right], R) left >>= 1; right >>= 1 return op(L, R) N, Q = map(int, input().split()) op = min apply = lambda x, f: f comp = lambda f, g: g e = 2**31 - 1 identity = None A = [e] * N lpsg = LazyPropSegmentTree(A, op, apply, comp, e, identity) ans = [] for _ in range(Q): t, *arg, = map(int, input().split()) if t == 0: s, t, x = arg lpsg.update(s, t+1, x) else: s, t = arg ans.append(lpsg.fold(s, t+1)) print('\n'.join(map(str, ans))) ```
instruction
0
100,313
5
200,626
Yes
output
1
100,313
5
200,627
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` import sys input = sys.stdin.readline n, q = map(int, input().split()) INF = 2**31-1 Len = (n-1).bit_length() size = 2**Len tree = [INF]*(2*size) lazy = [None]*(2*size) def gindex(l,r): L = (l+size)>>1;R=(r+size)>>1 lc = 0 if l & 1 else (L&-L).bit_length() rc = 0 if r & 1 else (R&-R).bit_length() for i in range(Len): if rc <= i: yield R if L < R and lc <= i: yield L L >>= 1; R >>= 1 def propagates(ids): #上から更新 for i in reversed(ids): v = lazy[i] if v is None: continue lazy[2*i]=tree[2*i]=lazy[2*i+1]=tree[2*i+1]=v lazy[i]=None #[l,r)の探索 def update(l,r,x): *ids, = gindex(l, r) propagates(ids) L = size+l R = size+r while L<R: if R&1: R -= 1 lazy[R]=tree[R]=x if L&1: lazy[L]=tree[L]=x L+=1 L>>=1;R>>=1 #値を更新し終わったら、最小値を下から更新 for i in ids: if 2*i+1<size*2: tree[i]=min(tree[i*2],tree[i*2+1]) def query(l, r): *ids, = gindex(l, r) propagates(ids) L = size + l R = size + r s = INF while L<R: if R&1: R-=1 s = min(s,tree[R]) if L&1: s = min(s,tree[L]) L+=1 L>>=1;R>>=1 return s ans = [] for i in range(q): a, *b = map(int, input().split()) if a: ans.append(query(b[0],b[1]+1)) else: update(b[0],b[1]+1,b[2]) print('\n'.join(map(str,ans))) ```
instruction
0
100,314
5
200,628
Yes
output
1
100,314
5
200,629
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` import math lazy_default = None def update_tree(k: int): if k >= l: k >>= l while k > 0: left, right = tree[k << 1], tree[(k << 1) + 1] # ===== change me ===== tree[k] = left if left < right else right k >>= 1 def merge(node_index, value, update=False): lazy_value = lazy[node_index] # ===== change me ===== value = lazy_value if value is None else value lazy[node_index] = None # ===== change me ===== if value is not lazy_default: tree[node_index] = value if node_index < l and value != lazy_default: # ===== change me ===== if node_index < l // 2: tree[node_index << 1] = value tree[(node_index << 1) + 1] = value else: lazy[node_index << 1] = value lazy[(node_index << 1) + 1] = value def hoge(s, e, value): s, e, d, l_active, r_active = s+l, e+l, rank, 1, 1 values = [] append = values.append while l_active or r_active: l_node, r_node = s >> d, e >> d l_leaf = l_node << d, (l_node + 1 << d) - 1 r_leaf = r_node << d, (r_node + 1 << d) - 1 lazy_left, lazy_right = lazy[l_node], lazy[r_node] if l_node == r_node: if l_leaf[0] == s and r_leaf[1] == e: # match merge(l_node, value, True) append(tree[l_node]) break else: if l_active: if l_leaf[0] == s: # match merge(l_node, value, True) append(tree[l_node]) l_active = 0 # ??????????????????????????????????????????????¶?????????????????????´??? else: if lazy_left != None: merge(l_node, None) if l_node >> 1 << 1 == l_node and l_node+1 < r_node: # match merge(l_node+1, value) append(tree[l_node+1]) if r_active: if r_leaf[1] == e: # match merge(r_node, value) update_tree(r_node) append(tree[r_node]) r_active = 0 else: if lazy_right != None: merge(r_node, None) if r_node >> 1 << 1 == r_node-1 and l_node+1 < r_node: # match merge(r_node-1, value) append(tree[r_node-1]) d -= 1 return values def get_value(i): i += l v = 0 for j in range(rank, -1, -1): v += lazy[i>>j] return v + tree[i] n, q = map(int,input().split()) l = 1 << math.ceil(math.log2(n)) tree = [2**31-1]*(2*l) lazy = [None]*(2*l) rank = int(math.log2(l)) ans = [] ap = ans.append for _ in [None]*q: query = list(map(int, input().split())) if query[0] == 0: hoge(query[1], query[2], query[3]) else: a = hoge(query[1], query[2], None) ap(min(a)) print("\n".join((str(n) for n in ans))) ```
instruction
0
100,315
5
200,630
No
output
1
100,315
5
200,631
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` from math import log2, ceil class SegmentTree: SENTINEL = 2 ** 31 - 1 def __init__(self, n): tn = 2 ** ceil(log2(n)) self.a = [2 ** 31 - 1] * (tn * 2) def find(self, c, l, r, s, t): if l == s and r == t: return self.a[c] mid = (l + r) // 2 if t <= mid: return self.find(c * 2, l, mid, s, t) elif s > mid: return self.find(c * 2 + 1, mid + 1, r, s, t) else: return min( self.find(c * 2, l, mid, s, mid), self.find(c * 2 + 1, mid + 1, r, mid + 1, t)) def update(self, c, l, r, s, t, x): if l == s and r == t: self.a[c] = x return x mid = (l + r) // 2 if t <= mid: if self.a[c * 2 + 1] == self.SENTINEL: self.a[c * 2 + 1] = self.a[c] u = min(self.update(c * 2, l, mid, s, t, x), self.a[c * 2 + 1]) elif s > mid: if self.a[c * 2] == self.SENTINEL: self.a[c * 2] = self.a[c] u = min(self.a[c * 2], self.update(c * 2 + 1, mid + 1, r, s, t, x)) else: u = min( self.update(c * 2, l, mid, s, mid, x), self.update(c * 2 + 1, mid + 1, r, mid + 1, t, x)) self.a[c] = u return u n, q = map(int, input().split()) st = SegmentTree(n) for _ in range(q): query = input().split() if query[0] == '0': s, t, x = map(int, query[1:]) st.update(1, 0, n - 1, s, t, x) else: s, t = map(int, query[1:]) print(st.find(1, 0, n - 1, s, t)) ```
instruction
0
100,316
5
200,632
No
output
1
100,316
5
200,633
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` INT_MAX = 1<<31 - 1 _N,query_num = map(int, input().split()) queries = [list(map(int, input().split())) for i in range(query_num)] N = 1<<17 arr_size = 2*N - 1 A = [INT_MAX]*(arr_size) lazy_A = [None]*(arr_size) def tree_propagate(k): if(lazy_A[k] is None): return if(k < N // 2): A[k*2+1] = A[k*2+2] = lazy_A[k*2+1] = lazy_A[k*2+2] = lazy_A[k] lazy_A[k] = None return if(k < N-1): A[k*2+1] = A[k*2+2] = lazy_A[k] lazy_A[k] = None def update(s,t,x,k,l,r): if (r <= s or t <= l): return if (s <= l and r <= t): A[k] = x if(k < N-1): lazy_A[k] = x return tree_propagate(k) center = (l+r)//2 update(s, t, x, k*2 + 1, l, center) update(s, t, x, k*2 + 2, center, r) A[k] = min(A[k*2+1], A[k*2+2]) def find(s,t,k,l,r): if (r <= s or t <= l): return INT_MAX if(s <= l and r <= t): return A[k] tree_propagate(k) center = (l+r)//2 v_left = find(s, t, k*2 + 1, l, center) v_right = find(s, t, k*2 + 2, center, r) return min(v_left,v_right) answers = [] for query in queries: # update if(query[0]==0): update(query[1],query[2]+1,query[3],0,0,N) # find else: answers.append(find(query[1],query[2]+1,0,0,N)) print("\n".join([str(ans) for ans in answers])) ```
instruction
0
100,317
5
200,634
No
output
1
100,317
5
200,635
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which manipulates a sequence A = {a0, a1, . . . , an−1} with the following operations: * update(s, t, x): change as, as+1, ..., at to x. * find(s, t): report the minimum element in as, as+1, ..., at. Note that the initial values of ai (i = 0, 1, . . . , n−1) are 231-1. Constraints * 1 ≤ n ≤ 100000 * 1 ≤ q ≤ 100000 * 0 ≤ s ≤ t < n * 0 ≤ x < 231−1 Input n q query1 query2 : queryq In the first line, n (the number of elements in A) and q (the number of queries) are given. Then, ith query queryi is given in the following format: 0 s t x or 1 s t The first digit represents the type of the query. '0' denotes update(s, t, x) and '1' denotes find(s, t). Output For each find operation, print the minimum value. Examples Input 3 5 0 0 1 1 0 1 2 3 0 2 2 2 1 0 2 1 1 2 Output 1 2 Input 1 3 1 0 0 0 0 0 5 1 0 0 Output 2147483647 5 Submitted Solution: ``` import math class SegmentTree: __slots__ = ["elem_size", "tree_size", "tree", "lazy"] def __init__(self, a: list, default: int): real_size = len(a) self.elem_size = 1 << math.ceil(math.log2(real_size)) self.tree_size = 2 * self.elem_size self.tree = [default]*self.elem_size + a + [default]*(self.elem_size - real_size) self.lazy = [None]*self.tree_size self.init_tree() def init_tree(self): tree = self.tree for i in range(self.elem_size-1, 0, -1): left, right = tree[i << 1], tree[(i << 1)+1] # ===== change me ===== tree[i] = left if left < right else right def get_indexes(self, l: int, r: int): '''[x, y)''' l, r, indexes = l+self.elem_size, r+self.elem_size, [] append = indexes.append while l < r: if l & 1: append(l) l += 1 if r & 1: r -= 1 append(r) l, r = l >> 1, r >> 1 return indexes def get_indexes_with_propagation(self, l: int, r: int, current_node: int, l_end: int, r_end: int): # print(l,r,current_node,l_end,r_end,self.lazy[current_node]) indexes = [] tree, lazy = self.tree, self.lazy lazy_value = lazy[current_node] left_child, right_child = current_node << 1, (current_node << 1) + 1 if lazy_value is not None: self.lazy[current_node] = None tree[current_node] = lazy_value if left_child < self.tree_size: if left_child < self.elem_size: lazy[left_child] = lazy[right_child] = lazy_value else: tree[left_child] = tree[right_child] = lazy_value if l == l_end and r == r_end: return [current_node] mid = (l_end + r_end) // 2 if l < mid: l_r = r if r < mid else mid indexes += self.get_indexes_with_propagation(l, l_r, left_child, l_end, mid) if r > mid: r_l = l if mid < l else mid indexes += self.get_indexes_with_propagation(r_l, r, right_child, mid, r_end) return indexes def update_lazy(self, l, r, value): indexes = sorted(self.get_indexes_with_propagation(l, r, 1, 0, self.elem_size)) l = self.elem_size lazy, tree = self.lazy, self.tree for n in indexes: lazy[n] = None if n < l//2: lazy[n << 1] = value lazy[(n << 1)+1] = value elif n < l: tree[n << 1] = value tree[(n << 1)+1] = value else: tree[n] = value self.update_tree(n) def get_value(self, l: int, r: int): tree = self.tree index_list = self.get_indexes_with_propagation(l, r, 1, 0, self.elem_size) # ===== change me ===== return min(tree[n] for n in index_list) def update_tree(self, k: int): tree, lazy = self.tree, self.lazy if k >= self.elem_size: k >>= 1 while k > 1: left, right = k << 1, (k << 1)+1 left_value = lazy[left] or tree[left] right_value = lazy[right] or tree[right] # ===== change me ===== tree[k] = left_value if left_value < right_value else right_value k >>= 1 def set_value(self, i: int, value: int, op: str): k = self.elem_size + i if op == "=": self.tree[k] = value elif op == "+": self.tree[k] += value self.update_tree(k) n, q = map(int, input().split()) rmq = SegmentTree([2**31-1]*n, 2**31-1) ans = [] for _ in [0]*q: l = list(map(int, input().split())) if l[0] == 0: rmq.update_lazy(l[1], l[2]+1, l[3]) else: ans.append(rmq.get_value(l[1], l[2]+1)) print("\n".join([str(n) for n in ans])) ```
instruction
0
100,318
5
200,636
No
output
1
100,318
5
200,637